525525224 has 32 divisors (see below), whose sum is σ = 1127323200. Its totient is φ = 224985600.

The previous prime is 525525197. The next prime is 525525227. The reversal of 525525224 is 422525525.

It is a super-2 number, since 2×525525224² = 552353522120500352, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (525525227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54392 + ... + 63320.

It is an arithmetic number, because the mean of its divisors is an integer number (35228850).

Almost surely, 2^525525224 is an apocalyptic number.

It is an amenable number.

525525224 is an abundant number, since it is smaller than the sum of its proper divisors (601797976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525525224 is a wasteful number, since it uses less digits than its factorization.

525525224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9993 (or 9989 counting only the distinct ones).

The product of its digits is 40000, while the sum is 32.

The square root of 525525224 is about 22924.3369369760. The cubic root of 525525224 is about 806.9832528577.

The spelling of 525525224 in words is "five hundred twenty-five million, five hundred twenty-five thousand, two hundred twenty-four".